6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If x = 4 + √15, then what is the value of $[x^{2} + (1 / x^{2})]$ ?

A) 62	B) 64
C) 34	D) 36

Answer & Explanation Answer: A) 62

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 54416

Q:

If $(x + \frac{1}{x}) = 2,$ then find the value of $(x^{3} + \frac{1}{x^{3}}) \div (x^{18} + \frac{1}{x^{18}})$

A) 2/9	B) 5
C) 1	D) 1/9

Answer & Explanation Answer: C) 1

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 54416

Q:

If $p = \sqrt{72 - \sqrt{72 - \sqrt{72 - \sqrt{72 - . . . . . \infty}}}}$ , then find the value of $2 p^{2} + 1$ ?

A) -129	B) -163
C) 129	D) 163

Answer & Explanation Answer: C) 129

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

1 54383

Q:

If books bought at prices ranging from Rs. 200 to Rs. 350 are sold at prices ranging from Rs. 300 to Rs. 425, what is the greatest possible profit that might be made in selling eight books ?

A) 600	B) 1200
C) 1800	D) none of these

Answer & Explanation Answer: C) 1800

Explanation:

Least Cost Price = Rs. (200 * 8) = Rs. 1600.

Greatest Selling Price = Rs. (425 * 8) = Rs. 3400.

Required profit = Rs. (3400 - 1600) = Rs. 1800.

Report Error

View Answer Report Error Discuss

Filed Under: Profit and Loss

417 54371

Q:

Which of the following statement(s) is/are TRUE?

$I . \sqrt{12} > \sqrt[3]{16} > \sqrt[4]{24} II . \sqrt[3]{25} > \sqrt[4]{32} > \sqrt[6]{48} III . \sqrt[4]{9} > \sqrt[3]{15} > \sqrt[6]{24}$

A) Only I and II	B) Only I and III
C) Only I	D) All are true.

Answer & Explanation Answer: A) Only I and II

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 54195

Q:

Which of the following conditions is correct for a right angled triangle?

A) Sum of the two angles of a triangle is greater than the third angle	B) Sum of the two angles of a triangle is less than the third angle
C) Sum of the two angles of a triangle is equal to the third angle	D) None of these

Answer & Explanation Answer: C) Sum of the two angles of a triangle is equal to the third angle

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Area
Exam Prep: Bank Exams

0 54190

Q:

Solve the following

24/(19 - 9 / 3 x 9) = ?

A) -3	B) -4
C) 3	D) 6

Answer & Explanation Answer: A) -3

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification

1 54088

Q:

If $\sec θ + \tan θ = 2, then \sec θ - \tan θ = ?$

A) 0.5	B) 1.5
C) 1	D) 0.75

Quantitative Aptitude - Arithmetic Ability Questions

Quick Links